Ever been in one of those locations where your data service has disappeared, but you notice someone on another network chugging away? It would be nice if they could create a mobile hotspot that you could jump on to use instead of resorting to roaming or just doing without service. Later on you could return the favor to someone else. The Viral Spaces research group at MIT is hoping to address these types of situations with the creation of a new community-based P2P Wi-Fi tethering market running on an app they have dubbed Airmobs. Read more